Tree collar



FIG. 1 is a front elevational view of a tree collar showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is another perspective thereof, where the tree collar is shown in a used configuration.

The broken line showing of a tree collar is included for the purpose of illustrating portions of the article that form no part of the claimed design. 

CLAIM The ornamental design for a tree collar, as shown and described. 